If you've received a payment error, this table provides some actions you may choose to take.
| Code | Status (English) | Status (Vietnamese) | Description of payment status (English) | Action (English) |
| 0 | Approved | Đã chấp nhận | Successful Transaction | Your payment is successful. No further action needed. |
| 1 | Unspecified Failure | Lỗi không xác định | Unspecified failure in the authorisation process of your Card Issuer | Please contact your card issuer for more information. Alternatively, you may try again with a different card or select another payment option. |
| 2 | Declined | Từ chối | Card Issuer declined to authorise the transaction | Please contact your card issuer for more information. Alternatively, you may try again with a different card or select another payment option. |
| 3 | Timed Out | Hết thời gian | No response from Card Issuer | Please contact your card issuer for more information. Alternatively, you may try again with a different card or select another payment option. |
| 4 | Expired Card | Thẻ hết hiệu lực | Invalid Expiration Date or your card is now expired | Please try again with the correct expiry date. Alternatively, you may try with a different card or select another payment option. |
| 5 | Insufficient Funds | Không đủ số dư | Your card credit limit/ account balance was not enough to cover the payment | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 6 | Error Communicating with Bank | Lỗi phản hồi từ ngân hàng | No response from Card Issuer | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 7 | System Error | Lỗi xử lý | System error while processing transaction | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 8 | Not Supported | Không hỗ trợ thanh toán | Card Issuer does not support online payment | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 9 | Invalid Card Name | Tên thẻ không hợp lệ | Card Issuer declined to authorise the transaction | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 10 | Expired Card | Thẻ hết hạn | Your card is now expired or deactivated | Please retry with a different card or select another payment option. |
| 11 | Not Registered | Chưa có dịch vụ thanh toán trực tuyến | Your card/account was not activated features supporting for online payment | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 12 | Invalid Card Date | Ngày trên thẻ chưa hợp lệ | Invalid Issue Date or Expiration Date | Please try again with the correct issue date or expiry date. Alternatively, you may retry with a different card or select another payment option. |
| 13 | Exist Amount | Giao dịch vượt hạn mức | Your transaction was exceeded the online payment limit in accordance with your bank's regulations | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 14 | Invalid Card number | Số thẻ không hợp lệ | Invalid Card number | Please try again with correct card number. Alternatively, you may retry with another card or select another payment option. |
| 21 | Insufficient Fund | Không đủ số dư | Your account balance was not enough to cover the payment | Please try again with a different card or select another payment option. |
| 22 | Invalid Account | Tài khoản không hợp lệ | Invalid Account Information | Please retry with correct account information.Alternatively, you may retry with another card or select another payment option. |
| 23 | Account Lock | Tài khoản bị khóa | Your card/account is now blocked or not activated | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 24 | Invalid Card Info | Thông tin thẻ không hợp lệ | Invalid Card/Account Information | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 25 | Invalid One-time Password (OTP) | Mã xác thực không hợp lệ (OTP) | Invalid OTP | Please try again with valid OTP. |
| 26 | Expired One-time Password (OTP) | Mã xác thực hết hiệu lực (OTP) | OTP has expired | Please try again with valid OTP. |
| 98 | Authentication cancelled | Xác thực giao dịch bị hủy | Authentication was cancelled | Please try again with valid OTP. Alternatively, contact your card issuer for more information. |
| 99 | User Cancel | Giao dịch bị hủy | User cancelled transaction | If you would still like to proceed with the payment, please retry. |
| B | Transaction Blocked | Giao dịch bị khóa | Authentication failed | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| D | Awaiting Processing | Chờ xử lý giao dịch | Authentication failed | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| F | 3D Secure Failure | Xác thực giao dịch không thành công | Transaction authentication was not successful | Please contact Accounts Receivable team at account.receivable@rmit.edu.vn for more information. Alternatively, you may retry with another card or select another payment option |
| U | Card Security Code Failed | Mã xác thực không thành công | Card Security Code (CSC) authentication was not successful | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| Z | Cannot process card | Không thể xử lý thẻ | Your transaction was declined | Please contact your card issuer for more information. Alternatively, you may retry with another card or select another payment option. |
| 253 | Expired | Hết hiệu lực | Your session has expired | If you would still like to proceed with the payment, please retry. |
| Other | Khác | Unspecific failure | Please contact Accounts Receivable team at account.receivable@rmit.edu.vn for more information. Alternatively, you may retry with another card or select another payment option |